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Table 2
Comparison of male and female subjects based on tea intake
	Tea Intake
	Male				Female
Parameters	Group 1	Group 2	Group 3	p-value	Group 1	Group 2	Group 3	p-value
	0–4	5–8	9–12		0–4	5–8	9–12
	times/week	times/week	times/week		times/week	times/week	times/week
N	96	23	36		105	17	53
Age(years)	12.7 ± 3.3	12.5 ± 3.2	11.7 ± 3.5	0.274	13.0 ± 3.4	12.5 ± 3.4	12.7 ± 3.2	0.808
BMI (kg/m²)	21.1 ± 6.6	23.7 ± 8.0	19.9 ± 6.7	0.177	22.1 ± 6.2	21.2 ± 3.6	21.5 ± 8.0	0.763
Sun Exposure (%) (Daily/weekly)	54/29.1	30.4/30.4	38.8/47.2	0.17	19.0/34.2	23.5/47.0	22.6/41.5	0.06
Physical Activity (%)(moderate/Active)	21.0/51.0	13.0/60.8	11.0/63.8	0.04	16.1/64.7	17.6/76.4	15.1/67.9	0.91
Waist (cm)	65.5 ± 23.6	69.2 ± 24.6	65.7 ± 17.6	0.816	64.2 ± 18.0	67.8 ± 8.8	69.9 ± 18.4	0.177
Hips (cm)	77.4 ± 25.4	83.8 ± 25.9	80.7 ± 22.6	0.555	81.0 ± 22.0	86.8 ± 8.2	87.7 ± 18.1	0.138
LBM (kg)	35.7 ± 13.6	36.7 ± 13.8	33.5 ± 14.8	0.672	32.4 ± 9.7	32.2 ± 6.2	31.6 ± 9.3	0.913
SLM (kg)	32.5 ± 12.9	34.2 ± 13.1	29.9 ± 14.1	0.510	30.4 ± 9.8	29.8 ± 5.8	29.1 ± 8.9	0.738
Glucose (mmol/l)^†	5.2 ± 0.81	5.3 ± 0.38	5.3 ± 0.69	0.904	4.9 ± 0.78	5.0 ± 0.72	5.2 ± 0.51	0.160
TG (mmol/l)^†	0.90 ± 0.05	1.1 ± 0.07	0.78 ± 0.04	0.062	0.87 ± 0.04	0.99 ± 0.12	0.90 ± 0.04	0.600
HDL (mmol/l)^†	1.0 ± 0.34	1.0 ± 0.22	1.01 ± 0.23	0.959	1.0 ± 0.29	1.2 ± 0.23*	1.1 ± 0.24*	0.003
LDL(mmol/l)^†	2.8 ± 0.61	2.6 ± 0.63	2.4 ± 0.65*	0.042	2.9 ± 0.64	2.7 ± 0.37	2.7 ± 0.68	0.274
Total Cholesterol(mmol/l)^†	4.2 ± 1.2	3.9 ± 0.67	3.8 ± 0.70	0.111	4.2 ± 0.66	4.1 ± 0.40	4.0 ± 0.71	0.667
Serum Ca (mmol/l)^†	2.5 ± 0.24	2.6 ± 0.21	2.6 ± 0.20	0.322	2.5 ± 0.20	2.4 ± 0.18	2.6 ± 0.23	0.184
Corrected Ca (mmol/l)^†	2.6 ± 0.34	2.4 ± 0.20	2.5 ± 0.23	0.132	2.5 ± 0.33	2.5 ± 0.21	2.5 ± 0.17	0.972
Albumin (gm/L)^†	45.7 ± 3.9	45.7 ± 4.4	44.6 ± 3.2	0.427	44.8 ± 3.9	44.6 ± 2.7	44.6 ± 2.9	0.936
Serum Phosphorus ^†	1.6 ± 0.56	1.5 ± 0.31	1.5 ± 0.25	0.741	1.4 ± 0.9	1.3 ± 0.2	1.4 ± 0.30	0.802
Vitamin D (nmol/l)^†	22.5 ± 1.5	23.5 ± 1.4	30.0 ± 1.5*	0.003	17.4 ± 1.6	17.2 ± 1.4	21.2 ± 1.5*	0.031

Data represented by Mean ± standard deviation;

Analysis of Variance (ANOVA) is done across different tea drinkers.

‘*’ represents group is significantly from the group 1.

Al-Othman et al. Nutrition Journal 2012 11:56 doi:10.1186/1475-2891-11-56

Table 2